A kind of cutting tool of hard rubber class Chinese medicine cooking machine
Technical field
The present invention relates to a kind of cutting tool, refer to especially a kind of cutting tool of hard rubber class Chinese medicine cooking machine.
Background technology
Along with the raising of people's living standard, health is missed and is become more and more popular, and in health, commonly uses hard rubber class Chinese medicine, for example, pilose antler, donkey-hide gelatin etc., the Chinese medicine of this hard rubber class all needs to pulverize in the time taking.So there is no on the market at present household small-size hard rubber class Chinese medicine fine pulverizer.In pharmacy, mostly be for client and carry out the donkey-hide gelatin pulverizing processing work that disposable processing capacity is larger.In pharmacy, pulverizer mostly is universal compared with large equipment, adopt impeller High Rotation Speed to smash material, the relatively large donkey-hide gelatin powder that causes equipment volume large (grinder needs certain space to allow blade gyration), poor, the disposable pulverizing of crushing effect to obtain is difficult for preservation, vulnerable to pollution, caking inefficacy etc., and in equipment, material remnant is too much.And the pulverizer of the domestic type of intelligent not at present, its technological difficulties are the structural design of the cutting tool of pulverizer; Due to this glue class Chinese medicine, the powder after cutting is sticky cutter easily, is difficult for falling discharge; Simultaneously being cut powder after Tool in Cutting and will meeting water and dissolve fast of hard rubber class Chinese medicine, and current universal cutter does not reach.
Summary of the invention
Technical problem to be solved by this invention is: the cutting tool that a kind of hard rubber class Chinese medicine cooking machine is provided, this cutter is ensureing under the prerequisite of enough Rigidity and strengths, powder after cutting hard rubber class Chinese medicine becomes cotton-shaped thin slice chance water instant, and powder is discharged smooth and easy simultaneously.
For solving the problems of the technologies described above, technical scheme of the present invention is: a kind of cutting tool of hard rubber class Chinese medicine cooking machine, comprise handle of a knife and cutter head, and described cutter head is column and comprises that cutter core and spiral are evenly arranged at three or four blades of cutter core periphery; Between adjacent two blades, formed chip space, every blade comprises blade tip and sword root, and described blade tip comprises the cutting side contrary with the hand of spiral of blade, the identical non-cutting side with the hand of spiral of blade; The first land that the cutting side of point of a knife is provided with and the second land, the first land and the second land intersect and have formed a cutting edge, the first land first relief angle crossing with horizontal plane is 11-13 °, the second land second relief angle crossing with horizontal plane is 27-29 °, described non-cutting side is 9-11 ° in the outer point place of the blade tip anterior angle crossing with vertical plane, the middle part of described handle of a knife be provided be convenient to install self-aligning bearing bearing construction section, be provided with the drive disk assembly construction section for drive disk assembly is installed.
As the preferred scheme of one, the width of described the first land is 0.75-1.00mm.
As the preferred scheme of one, the spiral angle of described blade is 40-50 °, and the hand of spiral is dextrorotation.
As the preferred scheme of one, described bearing construction section comprises suit section for being set with self-aligning bearing and for clamping the annular slot of self-aligning bearing.
As the preferred scheme of one, the cross section of described drive disk assembly construction section is D shape, and is provided with locking hole in the plane of the drive disk assembly construction section of this D shape.
As the preferred scheme of one, described non-cutting side is circular arc, and the non-cutting side of this circular arc forms described anterior angle between the tangent line at blade tip place and perpendicular.
As the preferred scheme of one, described the first relief angle is 12 °, and the second relief angle is 28 °, and anterior angle is 10 °.
Adopted after technique scheme, effect of the present invention is: this cutting tool comprises three or four blades that even spiral arranges, thereby has enough chip spaces, is convenient to powder and discharges, and the first land that the cutting side of point of a knife is provided with and the second land, the first land and the second land intersect and have formed a cutting edge, the first land first relief angle crossing with horizontal plane is 11-13 °, the second land second relief angle crossing with horizontal plane is 27-29 °, can reduce like this CONTACT WITH FRICTION area between cutting tool cutting side and hard rubber class Chinese medicine, reduce cutting resistance, beating of control cutter that can be good, described non-cutting side is 9-11 ° in the outer point place of the blade tip anterior angle crossing with vertical plane, this front angular region can ensure that blade is enough sharp, cutting hard sizing material Chinese medicine thin slice becomes cotton-shaped, chance water is instant, in addition, this cutter can be installed self-aligning bearing, ensures cutter levelness.
Again because the width of described the first land is 0.75-1.00mm.This land is difficult for large, and when larger, in working angles, the contact area of cutter and finished surface is large, causes frictional force larger, and land hour, is difficult for cutting donkey-hide gelatin, and resistance is relatively large, causes beating bad, therefore comparatively stable when land is of a size of 0.75-1.00mm.
The spiral angle of described blade is 40-50 °, and the hand of spiral is dextrorotation, and helical angle is too small, slight tool wear will significantly reduce the cutting ability of cutter, and helical angle is excessive, and the rigidity of cutter reduces, life-span also can shorten, and considers the preferred 40-50 ° of helical angle
Brief description of the drawings
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is the Facad structure figure of the embodiment of the present invention;
Fig. 2 is the cutaway view of Fig. 1 in A-A direction;
Fig. 3 is the cutaway view of Fig. 1 in B-B direction;
Fig. 4 is the enlarged diagram of blade tip part in Fig. 2;
In accompanying drawing: 1. handle of a knife 1; 11. suit sections 11; 12. annular slots 12; 13. drive disk assembly construction sections 13; 131. locking holes 131; 2. cutter head 2; 21. blades 21; 211. blade tips 211; 2111. first lands 2111; 2112. second lands 2112; 212. sword roots 212; 213. cutting sides 213; 214. non-cutting sides 214; 22. chip spaces 22; 23. cutter cores 23; α. the first relief angle α; β. the second relief angle β; γ. anterior angle γ.
Detailed description of the invention
Below by specific embodiment, the present invention is described in further detail.
As shown in Figures 1 to 4, a kind of cutting tool of hard rubber class Chinese medicine cooking machine, this cutting tool is applied on hard rubber class Chinese medicine cooking machine, and machinable is as donkey-hide gelatin, colla carapacis et plastri testudinis, deer horn glue, oxhide gelatin, pilose antler, Cornu Cervi cowl, or the larger Chinese medicine of other hardness.
This cutting tool comprises handle of a knife 1 and cutter head 2, and described cutter head 2 is for column and comprise that cutter core 23 and spiral are evenly arranged at three or four blades 21 of cutter core 23 peripheries; Between adjacent two blades 21, form chip space 22, in the present embodiment, the number of described blade 21 is three, every blade 21 comprises blade tip 211 and sword root 212, described blade tip 211 comprises the cutting side 213 contrary with the hand of spiral of blade 21, with the hand of spiral of blade 21 identical non-cutting side 214, for example, the hand of spiral of blade 21 is dextrorotation, cut so 213 of sides in left side, but not cutting 214 right side, side; The first land 2111 that the cutting side 213 of point of a knife is provided with and the second land 2112, the first lands 2111 and the second land 2112 intersect and have formed a cutting edge.Therefore, this cutting tool can be left-handed right sword or the left sword of dextrorotation, the first land 2,111 first relief angle α crossing with horizontal plane is 11-13 °, the second land 2,112 second relief angle β crossing with horizontal plane is 27-29 °, described non-cutting side 214 is 9-11 ° at the outer anterior angle γ crossing with vertical plane of point place of blade tip 211, the middle part of described handle of a knife 1 be provided be convenient to install self-aligning bearing bearing construction section, be provided with the drive disk assembly construction section 13 for drive disk assembly is installed.
Wherein, it is that 440C martensitic stain less steel is made that this cutting tool adopts material, is food grade materials, good corrosion resistance.Hardness after cutter heat treatment is between 54-58HRC.
Anterior angle γ is chosen between 9-11 ° of region, and anterior angle γ is larger, and the hard rubber class Chinese medicine thin slice thicker (taking donkey-hide gelatin as example) of cutting, weares and teares faster, and cutter life reduces; Anterior angle γ is too little, the too thin easily sticky cutter of the donkey-hide gelatin thin slice cut, and blade 21 is sharp not simultaneously, and frictional force between donkey-hide gelatin is large, the life-span of cutter is affected to some extent, so consider 10 ° of anterior angle γ optimal selections.
The first relief angle α is chosen between 11-13 ° of region, the first relief angle α relief angle is larger, the intensity of blade 21 is poorer, the first relief angle α is too little, cutter is not sharper, simultaneously the first relief angle α is mainly used in reducing the friction (reducing the cutting side 213 of cutter and the CONTACT WITH FRICTION area of workpiece) between Tool in Cutting side 213 and finished surface in working angles, comprehensively considers above 12 ° of optimal selections;
The second relief angle β is chosen between 27 ° of-29 ° of regions, also be for reducing the friction (reducing the cutting side 213 of cutter and the CONTACT WITH FRICTION area of workpiece) between working angles Tool in Cutting side 213 and finished surface, 28 ° of optimal selections; In sum, 10 ° of tool orthogonal rake γ, the first 12 ° of relief angle α, the second 28 ° of relief angle β.Cutter is three blade milling cutters, cutter core 23 diameters of cutter head 2 are 8mm, selection is greater than the tool diameter of 16mm, less blade 21 numbers and less cutter core 23 diameters, can increase chip space 22, make it hold bits ability and increase, chip removal ability increases, but the thick diameter of core is less, chip pocket is darker, cutter rigidity is poorer, to sum up considers, selects to be greater than the tool diameter of 16mm, 3 swords, cutter core 23 diameter 8mm both can ensure good rigidity, can have again darker appearance and cut groove, the donkey-hide gelatin powder that guarantee has been cut is discharged smoothly, can not glue because of the accumulation of donkey-hide gelatin powder cutter.
Cutter rotation direction, can be for the left sword of dextrorotation or left-handed right sword, and this rotation direction remains can ensure to cut time to the chip removal of knife end sword direction, and the donkey-hide gelatin powder of cutting is easily discharged.The first land 2111 is 0.75-1.00mm, the first land 2111 is when larger, in working angles, Tool in Cutting side 213 is large with the contact area of donkey-hide gelatin finished surface, cause frictional force larger, land hour, is difficult for cutting donkey-hide gelatin, and resistance is relatively large, cause beating bad, therefore comparatively stable when land is of a size of 0.75-1.00mm;
The helical angle of blade 21 is 40-50 °, and helical angle is too small, and slight tool wear will significantly reduce the cutting ability of cutter, and helical angle is excessive, and the rigidity of cutter reduces, and the life-span also can shorten, and considers preferably 45 ° of helical angles.
The structure of handle of a knife 1 comprises bearing construction section, drive disk assembly construction section 13 and afterbody, and described bearing construction section comprises suit section 11 for being set with self-aligning bearing and for clamping the annular slot 12 of self-aligning bearing.The cross section of described drive disk assembly construction section 13 is D shape, and is provided with locking hole 131 in the plane of the drive disk assembly construction section 13 of this D shape.Described non-cutting side 214 is circular arc, and the non-cutting side 214 of this circular arc forms described anterior angle γ between the tangent line at blade tip 211 places and perpendicular.
In the course of the work, the rotating speed of cutting tool is made as V1 to this cutting tool, and the feed speed of donkey-hide gelatin is made as V2, and the donkey-hide gelatin after several times test after cutting becomes cotton-shaped thin slice, specifically sees the following form:
Wherein donkey-hide gelatin powder divides five grades, and the each numeric representation of result obtaining in form is: 10 is flakes; 8 is micro-flakes; 6 is cotton-shaped.